That first one looks like late 60s, or 70s GM 4 link arms (common on mid-fullsize cars like Chevelle, Lemans/GTO, etc.) that someone tried to make adjustable. Please god, I hope that was only for static testing geometry...

That first one looks like late 60s, or 70s GM 4 link arms (common on mid-fullsize cars like Chevelle, Lemans/GTO, etc.) that someone tried to make adjustable. Please god, I hope that was only for static testing geometry...